by David Taiaroa | Jun 26, 2026
Cost analysis study to assess a stream daylighting project. The stream is currently buried and conveyed through a culvert. The study also estimates the cost of replacing the culvert for a new one of approximately 200m. Costs include new culvert and installation
by David Taiaroa | Jun 26, 2026
Replacement of an existing dam used for water supply, water level control, and flood regulation. The structure will include concrete retaining walls, a spillway, sluiceway, and fishway, with earth-fill abutments and a rock-filled energy dissipation zone to integrate...
by David Taiaroa | Jun 26, 2026
Removal and replacement of an old dam. The project includes the construction of a new dam (just over 20m wide), the infilling of 236m2 of freshwater habitat through placement of concrete and riprap and the restoration of the old site after removal.
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